Theoretical investigation on the input impedance of a CPW fed strip monopole antenna
Sign Up to like & getrecommendations! Published in 2017 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.30287
Abstract: Theoretical analysis for the input impedance of a CPW fed strip monopole antenna is made. Induced emf method is used for the purpose. The analysis is compared with the simulation results. © 2016 Wiley Periodicals,… read more here.
Keywords: fed strip; cpw fed; input impedance; impedance cpw ... See more keywords
Estimating air-substrate microstrip patch antenna input impedance with characteristic mode theory
Sign Up to like & getrecommendations! Published in 2017 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.30703
Abstract: The theory of characteristic modes (TCM) for PEC bodies is showing great promise and application in the analysis, design, and placement of antennas. Its use for input impedance estimation, however, is still largely dependent on… read more here.
Keywords: microstrip patch; theory; input; input impedance ... See more keywords
A CMOS low voltage, very low power fully differential orderly current buffer with ultra low input impedance and high CMRR
Sign Up to like & getrecommendations! Published in 2019 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-019-01415-z
Abstract: This paper presents the CMOS realization of the first generation orderly current buffer, OCBI. Its design is inspired by BJT version OCB. Employing CMOS technology leads to highly desired features of lower voltage operation, greatly… read more here.
Keywords: fully differential; voltage; orderly current; input impedance ... See more keywords
Analytic Evaluation of Input Impedance of an Equilateral Triangular Dielectric Resonator Antenna
Sign Up to like & getrecommendations! Published in 2019 at "IETE Journal of Research"
DOI: 10.1080/03772063.2019.1684846
Abstract: In this paper, analytical expressions are given to evaluate the input impedance of a probe-fed (inserted) Equilateral Triangular Dielectric Resonator Antenna (ETDRA) for different TMmnpz modes for ... read more here.
Keywords: dielectric resonator; triangular dielectric; resonator antenna; input impedance ... See more keywords
Current Distribution and Input Impedance of a VLF Tubular Antenna in a Cold Plasma
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3011404
Abstract: As the U.S. and Europe launched the very low frequency (VLF: 3–30 kHz) space-borne transmitting and propagation experiments during the past thirty years, space-borne antennas have been playing a more and more important role in… read more here.
Keywords: current distribution; antenna; input; input impedance ... See more keywords
Four-Arm Sinuous Antenna With Low Input Impedance for Wide Gain Bandwidth
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3163821
Abstract: An improved method of reducing the input impedance of a four-arm sinuous antenna is demonstrated for a wide gain bandwidth. The proposed antenna has a dual-linear polarized response for electronic support measures (ESM) systems and… read more here.
Keywords: four arm; input impedance; impedance; gain bandwidth ... See more keywords
A First-Order Model of the Multiple-Feed Toroidal Magneto-Dielectric Antenna
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2017.2748184
Abstract: A model of the input impedance of the toroidal permeable antenna, which is the dual of the conventional metal loop antenna, is derived, starting from Schelkunoff’s transmission line description of the loop antenna instead of… read more here.
Keywords: toroidal; antenna; model; input impedance ... See more keywords
A Simplified Derivation of Causality From Passivity for the Impedance Representation of Transmitting Antennas
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2021.3098531
Abstract: A relatively simple, straightforward, self-contained derivation, sufficiently general for most engineering purposes, is given to show that passivity implies causality for the input-impedance representation of linear, single-port, time-invariant transmitting antennas. The necessary and sufficient condition… read more here.
Keywords: input impedance; impedance representation; transmitting antennas; impedance ... See more keywords
An Energy Buffer for Controllable Input Impedance of Constant Power Loads
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2019.2897270
Abstract: Power electronic circuits often regulate load power and present a constant power profile to the utility or other electrical source. These constant power loads therefore exhibit a negative incremental input impedance and pose stability challenges… read more here.
Keywords: input; energy buffer; power; input impedance ... See more keywords
An Active Damping Strategy for Input Impedance of Bidirectional Dual Active Bridge DC–DC Converter: Modeling, Shaping, Design, and Experiment
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.2969126
Abstract: The dual-active-bridge (DAB) converter is applied for power transmission and voltage conversion in dc power grid. To improve the quality of input current, an input LC filter is cascaded to DAB converter. However, due to… read more here.
Keywords: input; converter; active damping; dab converter ... See more keywords
On the Differential Input Impedance of an Electro-Explosive Device
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2017.2772801
Abstract: In this paper, a model for the input impedance of a hot-wire electro-explosive device (EED) based on differential-mode measurements is proposed. The model represents the EED using three transmission line segments in cascade. The characteristics… read more here.
Keywords: impedance; electro explosive; model; explosive device ... See more keywords